kadakithis wrote:One asexual guy I know described sex like this "Watching a TV program that is kinda boring but you don't mind watching it with them because they enjoy it so much."

Haha that's a great quote!
Regarding asexual kadakithis is right, refers to the interest, not the ability to do sex. Your example with robots is OK, but we could take for example an alien race that maybe has no hands, and could still be interested in having sex